Last Night (2010) – Keira Knightley, Eva Mendes
A wife gets jealous of her husband’s pretty co-worker so she uses this as an excuse to date her ex and make out with him.
Husband is Away/On a Business Trip
Stepmother’s Sin (2001)
A son caught his mother screwing a guy in their home when he was young. He develops a hatred for women, so he seduces his new stepmother to prove that she is also a slut like his real mother.
NATR-139 Incest: Stepmom’s Temptation Yui Hatano (2012)
Yui Hatano plays as a horny stepmom in three different stories to three different stepsons. In the third story, she has threesome with her husband and her stepson.
Taboo Charming Mother (2003)
A wife has an affair with her stepson.
Jarhead (2005)
A wife records herself screwing the neighbor and sends the tape to her husband who is a soldier stationed in Iraq. Her husband thinks it’s just a regular movie so he lets the whole troops watch.
China Moon (1994) – Madeleine Stowe
A cop has an affair with a rich man’s wife and gets involved in a homicide.
The Mermaid Chair (2006) – Kim Basinger
A wife goes home to her hometown island, falls for a monk from the local monastery and bangs him in one of the uninhabited outlying islands.
The Bridges of Madison County (1995) – Meryl Streep
A farmer’s wife has an affair with a traveling photographer while her husband and two kids are away for four days.
Untold Scandal (2003)
A wife of a Lord tells her cousin that he can screw her if he can seduce and impregnate the future concubine of her husband. The cousin shifts the bet to a chaste widow, but also screws the future concubine, anyway. The wife takes on a lover herself.
Spanking the Monkey (1994)
A wife broke her leg and has her son help her do things for a while, including assisting her in the shower. One thing leads to another and they have sex.